Finding the Fourth Proportional to 2,703,839.12, 3,727,322.70 and 2,058,134.66
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Solution
The fourth proportional to 2,703,839.12, 3,727,322.70 and 2,058,134.66 is: 2,837,199.88
Step by Step Solution
- Step 1: Write the proportion equation
2,703,839.12 : 3,727,322.70 = 2,058,134.66 : x - Step 2: Convert to fraction form
2,703,839.12/3,727,322.70 = 2,058,134.66/x - Step 3: Cross multiply
2,703,839.12x = 3,727,322.70 × 2,058,134.66 - Step 4: Simplify right side
2,703,839.12x = 7,671,332,037,874.78 - Step 5: Solve for x
x = 7,671,332,037,874.78/2,703,839.12 - Step 6: Final answer
x = 2,837,199.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.